.board { width: 50px; height: 50px; border: 1px solid #000; float: left; line-height: 50px; font-size: 50px; font-family: monospace; text-transform: lowercase; text-align: center; cursor: pointer;}
.board:hover {background-color: grey;}
#b10,#b20 {clear: left}
#info {bottom: 0; left: 0; position: fixed; width: 100%; height: 20px; text-align: center; display: none; }
.yourTurn {background-color: green}
.notYourTurn {background-color: red}
